Lines Matching defs:unmap
789 struct dmaengine_unmap_data *unmap;
812 unmap = dmaengine_get_unmap_data(dma_dev, 1, GFP_NOWAIT);
813 if (!unmap)
816 unmap->len = len;
817 unmap->addr[0] = dma_map_page(dma_dev, virt_to_page(src),
819 if (dma_mapping_error(dma_dev, unmap->addr[0])) {
823 unmap->to_cnt = 1;
827 unmap->addr[0], len, DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
839 dma_set_unmap(tx, unmap);
843 dmaengine_unmap_put(unmap);
847 dmaengine_unmap_put(unmap);
856 dmaengine_unmap_put(unmap);